- Most people with ALS die from respiratory failure within three to five years of first symptoms
- Patients in Emory University clinical trial have neural stem cells injected into spinal cord
- First part of trial is designed to show injecting neural stem cells into the spine is safe
(CNN)A little more than two years ago, Ted Harada felt his left leg weakening, and he found himself quickly running out of breath. Doctors first thought he had asthma, but in May 2010 they told him he probably had ALS, or Lou Gehrig's disease.